TW200719020A - Direct type back light module - Google Patents

Direct type back light module

Info

Publication number
TW200719020A
TW200719020A TW094138782A TW94138782A TW200719020A TW 200719020 A TW200719020 A TW 200719020A TW 094138782 A TW094138782 A TW 094138782A TW 94138782 A TW94138782 A TW 94138782A TW 200719020 A TW200719020 A TW 200719020A
Authority
TW
Taiwan
Prior art keywords
light
diffusion plate
back light
module
direct type
Prior art date
Application number
TW094138782A
Other languages
English (en)
Other versions
TWI313375B (en
Inventor
Tung-Ming Hsu
Wen-Feng Cheng
Chien-Min Chen
Ming-Fu Hsu
Original Assignee
Hon Hai Prec Ind Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hon Hai Prec Ind Co Ltd filed Critical Hon Hai Prec Ind Co Ltd
Priority to TW094138782A priority Critical patent/TWI313375B/zh
Priority to US11/407,841 priority patent/US7413318B2/en
Publication of TW200719020A publication Critical patent/TW200719020A/zh
Application granted granted Critical
Publication of TWI313375B publication Critical patent/TWI313375B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133628—Illuminating devices with cooling means
TW094138782A 2005-11-04 2005-11-04 Direct type back light module TWI313375B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW094138782A TWI313375B (en) 2005-11-04 2005-11-04 Direct type back light module
US11/407,841 US7413318B2 (en) 2005-11-04 2006-04-20 Direct type backlight module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW094138782A TWI313375B (en) 2005-11-04 2005-11-04 Direct type back light module

Publications (2)

Publication Number Publication Date
TW200719020A true TW200719020A (en) 2007-05-16
TWI313375B TWI313375B (en) 2009-08-11

Family

ID=38003529

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094138782A TWI313375B (en) 2005-11-04 2005-11-04 Direct type back light module

Country Status (2)

Country Link
US (1) US7413318B2 (zh)
TW (1) TWI313375B (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103576384A (zh) * 2012-08-08 2014-02-12 Lg伊诺特有限公司 光通量控制构件、发光装置和显示装置
WO2023102988A1 (zh) * 2021-12-09 2023-06-15 武汉华星光电技术有限公司 背光模组及显示装置

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4600257B2 (ja) * 2005-11-25 2010-12-15 ソニー株式会社 導光板、バックライト装置とその製造方法及び液晶表示装置
WO2007077657A1 (ja) * 2006-01-05 2007-07-12 Sharp Kabushiki Kaisha 照明装置、表示装置およびテレビジョン受信機
TWI329749B (en) * 2007-04-04 2010-09-01 Coretronic Corp High brightness diffusion plate
KR101460152B1 (ko) * 2008-05-09 2014-11-11 삼성디스플레이 주식회사 광 가이드 유닛 및 이를 갖는 백라이트 어셈블리
WO2012032998A1 (ja) * 2010-09-06 2012-03-15 シャープ株式会社 照明装置、表示装置およびテレビ受信装置
US9075172B2 (en) * 2010-09-20 2015-07-07 Luxingtek, Ltd. Light converting optical structure and lighting device utilizing the same
US8814391B2 (en) 2010-09-20 2014-08-26 Luxingtek, Ltd. Light guiding structure
CN202056689U (zh) * 2011-05-20 2011-11-30 京东方科技集团股份有限公司 一种背光源及显示装置
TW201326674A (zh) * 2011-12-28 2013-07-01 Ind Tech Res Inst 發光二極體陣列光源以及光學引擎
CN102840514A (zh) * 2012-08-31 2012-12-26 深圳市华星光电技术有限公司 一种直下式背光模组及其led封装件
US20140347599A1 (en) * 2013-05-24 2014-11-27 Hon Hai Precision Industry Co., Ltd. Backlight module and liquid crystal display device
JP6277630B2 (ja) * 2013-08-19 2018-02-14 船井電機株式会社 表示装置
US20160230955A1 (en) * 2014-05-27 2016-08-11 El Lighting Co., LTD. Optical module
JP2016051101A (ja) * 2014-09-01 2016-04-11 株式会社ジャパンディスプレイ 液晶表示装置
US10144288B2 (en) * 2016-03-31 2018-12-04 Denso International America, Inc. LCD display with highlighting
CN108644647B (zh) * 2018-07-16 2020-03-17 深圳创维－Rgb电子有限公司 一种直下式背光模组及显示器
JP6753452B2 (ja) * 2018-11-30 2020-09-09 日亜化学工業株式会社 発光モジュール
CN110111693A (zh) * 2019-05-08 2019-08-09 惠州市华星光电技术有限公司 背光模组及显示装置
CN110320703B (zh) * 2019-07-15 2022-09-27 京东方科技集团股份有限公司 一种双面显示装置
CN114660851B (zh) * 2022-04-12 2024-02-09 Tcl华星光电技术有限公司 背光模组及显示装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5613750A (en) * 1994-11-07 1997-03-25 Delco Electronics Corporation Fluorescent backlighting device for an instrument panel
US5555161A (en) * 1995-09-11 1996-09-10 Delco Electronics Corporation Bi-functional light pipe and display assembly
JP4023079B2 (ja) * 2000-08-31 2007-12-19 株式会社日立製作所 面状照明装置及びこれを備えた表示装置
TW542883B (en) * 2002-08-16 2003-07-21 Au Optronics Corp Backlight unit for flat panel liquid crystal display
TWI255371B (en) * 2003-05-13 2006-05-21 Au Optronics Corp Back light module and liquid crystal display
US6846089B2 (en) * 2003-05-16 2005-01-25 3M Innovative Properties Company Method for stacking surface structured optical films
TW200426412A (en) * 2003-05-29 2004-12-01 Au Optronics Corp Vertical type backlight unit
TW591300B (en) * 2003-06-19 2004-06-11 Au Optronics Corp Backlight module
US6974221B2 (en) * 2003-12-30 2005-12-13 Au Optronics Corporation Support for backlight module
US6966674B2 (en) * 2004-02-17 2005-11-22 Au Optronics Corp. Backlight module and heat dissipation structure thereof
TWI313775B (en) * 2005-01-06 2009-08-21 Au Optronics Corp Backlight module and illumination device thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103576384A (zh) * 2012-08-08 2014-02-12 Lg伊诺特有限公司 光通量控制构件、发光装置和显示装置
CN103576384B (zh) * 2012-08-08 2018-10-26 Lg伊诺特有限公司 光通量控制构件、发光装置和显示装置
WO2023102988A1 (zh) * 2021-12-09 2023-06-15 武汉华星光电技术有限公司 背光模组及显示装置

Also Published As

Publication number Publication date
US20070103889A1 (en) 2007-05-10
TWI313375B (en) 2009-08-11
US7413318B2 (en) 2008-08-19

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees